diff options
| author | Dmitry Torokhov <dtor@chromium.org> | 2014-11-14 23:16:14 +0100 |
|---|---|---|
| committer | Jason Cooper <jason@lakedaemon.net> | 2014-11-26 07:26:38 +0100 |
| commit | 714710e1a2f6528be83d0f1c6cdf1e79a676d234 (patch) | |
| tree | 6da1a6e8fad8232ab877e535f1d1da16dd0dac58 /drivers/irqchip/irq-bcm7120-l2.c | |
| parent | irqchip: atmel-aic: Fix irqdomain initialization (diff) | |
| download | linux-714710e1a2f6528be83d0f1c6cdf1e79a676d234.tar.xz linux-714710e1a2f6528be83d0f1c6cdf1e79a676d234.zip | |
irqchip: bcm7120-l2: Fix error handling of irq_of_parse_and_map
Return value of irq_of_parse_and_map() is unsigned int, with 0
indicating failure, so testing for negative result never works.
Signed-off-by: Dmitry Torokhov <dtor@chromium.org>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Tested-by: Kevin Cernekee <cernekee@gmail.com>
Link: https://lkml.kernel.org/r/20141114221614.GA37395@dtor-ws
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Diffstat (limited to 'drivers/irqchip/irq-bcm7120-l2.c')
| -rw-r--r-- | drivers/irqchip/irq-bcm7120-l2.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/irqchip/irq-bcm7120-l2.c b/drivers/irqchip/irq-bcm7120-l2.c index b9f4fb808e49..5fb38a2ac226 100644 --- a/drivers/irqchip/irq-bcm7120-l2.c +++ b/drivers/irqchip/irq-bcm7120-l2.c @@ -101,9 +101,9 @@ static int bcm7120_l2_intc_init_one(struct device_node *dn, int parent_irq; parent_irq = irq_of_parse_and_map(dn, irq); - if (parent_irq < 0) { + if (!parent_irq) { pr_err("failed to map interrupt %d\n", irq); - return parent_irq; + return -EINVAL; } data->irq_map_mask |= be32_to_cpup(map_mask + irq); |